Remote controllerAbout constant temperature dehumidification operation:when constant temperature dehumidification runs, if the room temperature is 3oC higher than the settemperature, the air conditioner will automatically decrease the temperature and dehumidify; if thetemperature deviation is less than 3 oC, the air conditioner will automatically keep the temperature anddehumidify, so these can make the temperatures of the air inside and outside near to each other andavoid the cold airflow blowing people.2.Select operation modePress FAN button. For each press, fan speed changes asfollows:Press MODE button. For each press, operation modechanges as follows:Remote controller:Remote controller:Then Select DRY operationPress TEMP. buttonEvery time the button is pressed, temp.settingincrease 1 o C,if kept depressed, it will increaserapidly.Every time the button is pressed, temp.settingdecrease 1 oC,if kept depressed, it will decreaserapidly.Select a desired temperature.4.Fan speed selection3.Select temp.setting5.Unit stopPress ON/OFF button, the unit stops.LOW MED HI AUTOOperation1. Unit startPress ON/OFF on the remote controller, unit starts.Dry OperationDisplay boardAUTO COOL DRY FAN HEAT510